Portobello Mushroom Burgers

4 Servings

Grill Ingredients

  • Portobello mushrooms
  • Red onion

Marinade Ingredients

  • 1/2 cup olive oil
  • 3 Tbsp red wine vinegar
  • 1 tsp or 1 clove garlic, minced
  • 1 tsp salt
  • 1/2 tsp pepper

Tomato Mixture Ingredients

  • 1 red pepper, seeded and chopped
  • 2 tomatoes, chopped
  • 1/2 onion, chopped
  • 1 tsp or 1 clove garlic, minced

Serving Ingredients

  • 1/4 cup mayonnaise
  • 1/4 cup fresh basil, chopped, optional but amazing!
  • Burger buns, toasted if desired
  • Baby leafy greens

Instructions

  1. Remove mushroom gills with a spoon and cut 1/16 inch deep slits on top, in a 1/2 inch crosshatch pattern.
  2. Slice red onion 1/2 inch thick, use toothpick to keep rings intact.
  3. Combine oil, vinegar, garlic, salt, and pepper in a gallon bag. Add mushrooms and let sit for 30 to 60 minutes.
  4. Cook tomato mixture in a skillet or pot until soft and it starts to char. Then, add a little water and cook a little more.
  5. Combine mayonnaise and basil in a small dish.
  6. Heat the grill until hot. Clean and oil cooking grate. Place mushrooms, gill side down, and place red onions on a grill and brush with marinade.
  7. Cook for 4 to 6 minutes. Flip, fill caps with tomato mixture then cook for another 3 to 5 minutes.
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